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LinkedIn Twitter Facebook Google+ Weibo VKontakte Viadeo Flipboard SkypeInteresting fact: a fully-equipped MultiDSLA system can output more than 180 measurements and indicators! Now, you really don’t want all of them at the same time, in the same spreadsheet, in some arbitrary order, do you? We thought not. Check out this video ‘how-to’ to see how to get just what you want out of …

LinkedIn Twitter Facebook Google+ Weibo VKontakte Viadeo Flipboard SkypeApplication Focus In this new series we shall highlight some of the applications of the MultiDSLA system. The aim is to build a concise and practical guide to the many applications in which MultiDSLA delivers reference measurements around the world. We begin with the subject of Push-to-Talk. Why Push-to-Talk? Push-to-Talk, often referred …

LinkedIn Twitter Facebook Google+ Weibo VKontakte Viadeo Flipboard Skype“Do I really need POLQA?” The question is understandable, as the cost of POLQA can be a little greater than the cost of PESQ. MultiDSLA customers recognize great value and sometimes want to pursue it to the limit! Well, predictably, the answer is “It depends…” but to be more helpful Opale published …

LinkedIn Twitter Facebook Google+ Weibo VKontakte Viadeo Flipboard SkypeWhen a quick dash for the MOS is not enough The Task Sometimes that quick dash to fill a spreadsheet with Mean Opinion Scores (MOS) just won’t cut it. OK, we get it, your manager wants a report on the voice quality performance of widget X, so you reach for the test …

LinkedIn Twitter Facebook Google+ Weibo VKontakte Viadeo Flipboard SkypeSelecting Reference Speech Files In this third episode of “Do you really know everything about MOS” video series, we explain how to select correct reference speech files for POLQA and PESQ voice quality tests. You will also learn how to verify the ITU compliance of the reference speech files you are actually …

LinkedIn Twitter Facebook Google+ Weibo VKontakte Viadeo Flipboard SkypePOLQA or PESQ? In this second episode of “Do you really know everything about MOS?” video series, we explore in more details ITU PESQ and POLQA MOS algorithms and related test methodologies. You will learn what are the limitations for each algorithm, and when to choose PESQ or POLQA (ITU P.863) depending …

LinkedIn Twitter Facebook Google+ Weibo VKontakte Viadeo Flipboard SkypeThis article depicts why and how enterprise network teams have seen their working environment totally transformed and become so complex in the past years. It then introduces 5 Network Engineer’s best practices that will, I hope, soothe your frustration of losing visibility, and show you how to regain full control of your …

LinkedIn Twitter Facebook Google+ Weibo VKontakte Viadeo Flipboard SkypeAbout this video: MOS has become a common requirement in device and network testing, but the origin and meaning of MOS can be obscured and confused. In this 4 min first video, we begin with a discussion of three key aspects of voice quality measurement : Mean Opinion Score, POLQA & PESQ …